13 citations,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
13 citations,
October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
13 citations,
September 2014 in “Birth defects research” Human epidermal neural crest stem cells could be used for therapies, drug discovery, and disease modeling.
13 citations,
June 2011 in “International Journal of Cosmetic Science” Human hair absorbs calcium and magnesium from tap water, affecting its structure and styling properties.
13 citations,
November 2010 in “Experimental Dermatology” Vitamin C derivative reduces hair loss-related protein in cells.
13 citations,
October 2002 in “Journal of Investigative Dermatology” The upper half of a human hair follicle can grow a new hair in a mouse, but success is rare.
13 citations,
April 2002 in “International Journal of Toxicology” The safety of placental and umbilical extracts in cosmetics is uncertain, requiring more research.
13 citations,
January 2001 in “Skin pharmacology and physiology” Micro-Imager® helps see how drugs spread in human skin.
13 citations,
January 1993 in “Archives of dermatological research” Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
13 citations,
November 1959 in “Annals of the New York Academy of Sciences” Human hair follicles can grow back.